package com.zbu.reggie.service;


import com.baomidou.mybatisplus.extension.service.IService;
import com.zbu.reggie.entity.ShoppingCart;

public interface ShoppingCartService extends IService<ShoppingCart> {

    //添加菜品套餐到购物车
    public ShoppingCart add(ShoppingCart shoppingCart);

    /**
     * 减少菜品套餐到购物车
     */
    public ShoppingCart sub(ShoppingCart shoppingCart);



}
